What Color Is My Hoodie?

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Tom Scott

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Shared April 12, 2021

Grey? Blue? Purple? It can look different, depending on the context. Let's talk about color perception, color temperature, and the history of laundry.

Atmospheric opacity image from ESA/Hubble (F. Granato): https://www.eso.org/public/images/atm... - image licensed under CC by 4.0 - https://creativecommons.org/licenses/...

The optical illusion is original, but based on the work of David Novick: https://twitter.com/novickprof/status...

More on Illuminant D65: https://en.wikipedia.org/wiki/Illumin... - the references in this article go into the full technical detail

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